High human atmospheric nitrogen emissions lead to a reduction of plant diversity. Researchers at the University of Basel analyzed plots all over Switzerland and report that the plant diversity has decreased in landscapes ...
Environment
Apr 8, 2015
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When exposed to nitrogen fertilizer over a period of years, nitrogen-fixing bacteria called rhizobia evolve to become less beneficial to legumes - the plants they normally serve, researchers report in a new study.
Environment
Feb 23, 2015
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Scientists have a good understanding of how air pollution impacts human health and the terrestrial biosphere, but what impact does air pollution have on oceans? To help answer this question, this past August, researchers ...
Environment
Oct 7, 2014
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Changes in butterfly fauna are yielding surprising insights into our changing environment. The effects of nitrogen from fertilizer or precipitation on the food plants and microclimate of caterpillars have a significant impact ...
Ecology
Jul 24, 2014
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(Phys.org) —Initial results from experiments conducted in the Santa Monica Mountains by a botanist at the University of California, Riverside and her colleagues indicate that high levels of nitrogen may adversely impact ...
Environment
Jan 28, 2014
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Species found in nutrient-poor habitats, such as heather, lingonberry, crowberry and lichens in particular are sensitive to nitrogen deposition. Photo Hannu Nousiainen, Metla.
Environment
Dec 16, 2013
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Thirty-eight U.S. national parks are experiencing "accidental fertilization" at or above a critical threshold for ecological damage, according to a study published in the journal Atmospheric Chemistry and Physics and led ...
Environment
Oct 10, 2013
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Carbon nitride is an attractive material for its expected hardness of the hypothetical compound β-C3N4. On the other hand, amorphous carbon nitride (CNx) exhibits a low friction coefficient under certain conditions, a property ...
Materials Science
Sep 25, 2013
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Due to the introduction of exotic pests and pathogens, tree species are being eliminated one by one from forest ecosystems. In some cases, scientists can observe immediately how their loss affects the environment, whereas ...
Environment
Dec 20, 2012
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A new study led by the University of Colorado Boulder indicates air pollution in the form of nitrogen compounds emanating from power plants, automobiles and agriculture is changing the alpine vegetation in Rocky Mountain ...
Environment
Jul 5, 2012
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